; RUN: opt < %s -msan -msan-check-access-address=0 -S | FileCheck %s
-; RUN: opt < %s -msan -msan-check-access-address=0 -msan-track-origins=1 -S | FileCheck -check-prefix=CHECK-ORIGINS %s
-; RUN: opt < %s -msan -msan-check-access-address=1 -S | FileCheck %s -check-prefix=CHECK-AA
+; RUN: opt < %s -msan -msan-check-access-address=0 -msan-track-origins=1 -S | FileCheck -check-prefix=CHECK -check-prefix=CHECK-ORIGINS %s
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
; CHECK: @Store
; CHECK: load {{.*}} @__msan_param_tls
+; CHECK-ORIGINS: load {{.*}} @__msan_param_origin_tls
; CHECK: store
-; CHECK: store
-; CHECK: ret void
-; CHECK-ORIGINS: @Store
-; CHECK-ORIGINS: load {{.*}} @__msan_param_tls
-; CHECK-ORIGINS: store
; CHECK-ORIGINS: icmp
; CHECK-ORIGINS: br i1
; CHECK-ORIGINS: <label>
; CHECK-ORIGINS: store
; CHECK-ORIGINS: br label
; CHECK-ORIGINS: <label>
-; CHECK-ORIGINS: store
-; CHECK-ORIGINS: ret void
+; CHECK: store
+; CHECK: ret void
; Check instrumentation of aligned stores
; CHECK: @AlignedStore
; CHECK: load {{.*}} @__msan_param_tls
+; CHECK-ORIGINS: load {{.*}} @__msan_param_origin_tls
; CHECK: store {{.*}} align 32
-; CHECK: store {{.*}} align 32
-; CHECK: ret void
-; CHECK-ORIGINS: @AlignedStore
-; CHECK-ORIGINS: load {{.*}} @__msan_param_tls
-; CHECK-ORIGINS: store {{.*}} align 32
; CHECK-ORIGINS: icmp
; CHECK-ORIGINS: br i1
; CHECK-ORIGINS: <label>
; CHECK-ORIGINS: store {{.*}} align 32
; CHECK-ORIGINS: br label
; CHECK-ORIGINS: <label>
-; CHECK-ORIGINS: store {{.*}} align 32
-; CHECK-ORIGINS: ret void
+; CHECK: store {{.*}} align 32
+; CHECK: ret void
; load followed by cmp: check that we load the shadow and call __msan_warning.
; Check that we propagate shadow for "select"
-define i32 @Select(i32 %a, i32 %b, i32 %c) nounwind uwtable readnone sanitize_memory {
+define i32 @Select(i32 %a, i32 %b, i1 %c) nounwind uwtable readnone sanitize_memory {
entry:
- %tobool = icmp ne i32 %c, 0
- %cond = select i1 %tobool, i32 %a, i32 %b
+ %cond = select i1 %c, i32 %a, i32 %b
ret i32 %cond
}
; CHECK-NEXT: sext i1 {{.*}} to i32
; CHECK-NEXT: or i32
; CHECK-NEXT: select
+; CHECK-ORIGINS: select
+; CHECK-ORIGINS: select
; CHECK: ret i32
; CHECK: select <8 x i1>
; CHECK-NEXT: sext <8 x i1> {{.*}} to <8 x i16>
; CHECK-NEXT: or <8 x i16>
-; CHECK-NEXT: select <8 x i1>
-; CHECK: ret <8 x i16>
-
-; CHECK-ORIGINS: @SelectVector
; CHECK-ORIGINS: bitcast <8 x i1> {{.*}} to i8
-; CHECK-ORIGINS: icmp ne i8
+; CHECK-ORIGINS: icmp ne i8 {{.*}}, 0
; CHECK-ORIGINS: select i1
-; CHECK-ORIGINS: ret <8 x i16>
+; CHECK: select <8 x i1>
+; CHECK: ret <8 x i16>
+
; Check that we propagate origin for "select" with scalar condition and vector
; CHECK: @SelectStruct
; CHECK: select i1 {{.*}}, { i64, i64 }
; CHECK-NEXT: select i1 {{.*}}, { i64, i64 } { i64 -1, i64 -1 }, { i64, i64 }
+; CHECK-ORIGINS: select i1
; CHECK-NEXT: select i1 {{.*}}, { i64, i64 }
; CHECK: ret { i64, i64 }
; CHECK: @IntToPtr
; CHECK: load i64*{{.*}}__msan_param_tls
+; CHECK-ORIGINS-NEXT: load i32*{{.*}}__msan_param_origin_tls
; CHECK-NEXT: inttoptr
; CHECK-NEXT: store i64{{.*}}__msan_retval_tls
-; CHECK: ret i8
+; CHECK: ret i8*
define i8* @IntToPtr_ZExt(i16 %x) nounwind uwtable readnone sanitize_memory {
}
; CHECK: @IntToPtr_ZExt
+; CHECK: load i16*{{.*}}__msan_param_tls
; CHECK: zext
; CHECK-NEXT: inttoptr
-; CHECK: ret i8
+; CHECK-NEXT: store i64{{.*}}__msan_retval_tls
+; CHECK: ret i8*
; Check that we insert exactly one check on udiv
; CHECK: @ShadowLoadAlignmentSmall
; CHECK: load volatile i32* {{.*}} align 2
; CHECK: load i32* {{.*}} align 2
-; CHECK: ret i32
-
-; CHECK-ORIGINS: @ShadowLoadAlignmentSmall
-; CHECK-ORIGINS: load volatile i32* {{.*}} align 2
-; CHECK-ORIGINS: load i32* {{.*}} align 2
; CHECK-ORIGINS: load i32* {{.*}} align 4
-; CHECK-ORIGINS: ret i32
+; CHECK: ret i32
; Test vector manipulation instructions.
; CHECK: @LoadIntrinsic
; CHECK: load <16 x i8>* {{.*}} align 1
+; CHECK-ORIGINS: [[ORIGIN:%[01-9a-z]+]] = load i32* {{.*}}
; CHECK-NOT: br
; CHECK-NOT: = or
; CHECK: call <16 x i8> @llvm.x86.sse3.ldu.dq
; CHECK: store <16 x i8> {{.*}} @__msan_retval_tls
-; CHECK: ret <16 x i8>
-
-; CHECK-ORIGINS: @LoadIntrinsic
-; CHECK-ORIGINS: [[ORIGIN:%[01-9a-z]+]] = load i32* {{.*}}
-; CHECK-ORIGINS: call <16 x i8> @llvm.x86.sse3.ldu.dq
; CHECK-ORIGINS: store i32 {{.*}}[[ORIGIN]], i32* @__msan_retval_origin_tls
-; CHECK-ORIGINS: ret <16 x i8>
+; CHECK: ret <16 x i8>
; Simple NoMem intrinsic
; CHECK: @Paddsw128
; CHECK-NEXT: load <8 x i16>* {{.*}} @__msan_param_tls
-; CHECK-NEXT: load <8 x i16>* {{.*}} @__msan_param_tls
-; CHECK-NEXT: = or <8 x i16>
-; CHECK-NEXT: call <8 x i16> @llvm.x86.sse2.padds.w
-; CHECK-NEXT: store <8 x i16> {{.*}} @__msan_retval_tls
-; CHECK-NEXT: ret <8 x i16>
-
-; CHECK-ORIGINS: @Paddsw128
; CHECK-ORIGINS: load i32* {{.*}} @__msan_param_origin_tls
+; CHECK-NEXT: load <8 x i16>* {{.*}} @__msan_param_tls
; CHECK-ORIGINS: load i32* {{.*}} @__msan_param_origin_tls
+; CHECK-NEXT: = or <8 x i16>
; CHECK-ORIGINS: = bitcast <8 x i16> {{.*}} to i128
; CHECK-ORIGINS-NEXT: = icmp ne i128 {{.*}}, 0
; CHECK-ORIGINS-NEXT: = select i1 {{.*}}, i32 {{.*}}, i32
-; CHECK-ORIGINS: call <8 x i16> @llvm.x86.sse2.padds.w
+; CHECK-NEXT: call <8 x i16> @llvm.x86.sse2.padds.w
+; CHECK-NEXT: store <8 x i16> {{.*}} @__msan_retval_tls
; CHECK-ORIGINS: store i32 {{.*}} @__msan_retval_origin_tls
-; CHECK-ORIGINS: ret <8 x i16>
+; CHECK-NEXT: ret <8 x i16>
; Test handling of vectors of pointers.
; CHECK: ret <2 x i64>
-; Test byval argument shadow alignment
-
-define <2 x i64> @ByValArgumentShadowLargeAlignment(<2 x i64>* byval %p) sanitize_memory {
-entry:
- %x = load <2 x i64>* %p
- ret <2 x i64> %x
-}
-
-; CHECK-AA: @ByValArgumentShadowLargeAlignment
-; CHECK-AA: call void @llvm.memcpy.p0i8.p0i8.i64(i8* {{.*}}, i8* {{.*}}, i64 16, i32 8, i1 false)
-; CHECK-AA: ret <2 x i64>
-
-
-define i16 @ByValArgumentShadowSmallAlignment(i16* byval %p) sanitize_memory {
-entry:
- %x = load i16* %p
- ret i16 %x
-}
-
-; CHECK-AA: @ByValArgumentShadowSmallAlignment
-; CHECK-AA: call void @llvm.memcpy.p0i8.p0i8.i64(i8* {{.*}}, i8* {{.*}}, i64 2, i32 2, i1 false)
-; CHECK-AA: ret i16
-
-
; Test origin propagation for insertvalue
define { i64, i32 } @make_pair_64_32(i64 %x, i32 %y) sanitize_memory {